@article{ref1,
title="When is aggression funny?",
journal="Journal of personality and social psychology",
year="1969",
author="Gutman, J. and Priest, R. F.",
volume="12",
number="1",
pages="60-65",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3514",
doi="",
url="http://dx.doi.org/"
}